81348270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{8719}}^1$

素因数の和:9040

約数の個数: 32

約数和(自身を含む): 195886080

約数和(自身を除く): 114537810

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 311, 622, 933, 1555, 1866, 3110, 4665, 8719, 9330, 17438, 26157, 43595, 52314, 87190, 130785, 261570, 2711609, 5423218, 8134827, 13558045, 16269654, 27116090, 40674135, 81348270]

約数ペア:

[(1, 81348270), (2, 40674135), (3, 27116090), (5, 16269654), (6, 13558045), (10, 8134827), (15, 5423218), (30, 2711609), (311, 261570), (622, 130785), (933, 87190), (1555, 52314), (1866, 43595), (3110, 26157), (4665, 17438), (8719, 9330)]